Home / 891,996.54-1,230,955.84-484,098.28

Finding the Fourth Proportional to 891,996.54, 1,230,955.84 and 484,098.28

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Solution

The fourth proportional to 891,996.54, 1,230,955.84 and 484,098.28 is: 668,055.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    891,996.54 : 1,230,955.84 = 484,098.28 : x
  2. Step 2: Convert to fraction form
    891,996.54/1,230,955.84 = 484,098.28/x
  3. Step 3: Cross multiply
    891,996.54x = 1,230,955.84 × 484,098.28
  4. Step 4: Simplify right side
    891,996.54x = 595,903,604,899.96
  5. Step 5: Solve for x
    x = 595,903,604,899.96/891,996.54
  6. Step 6: Final answer
    x = 668,055.96

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.